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CN220101602U - Vertical water pump - Google Patents

Vertical water pump Download PDF

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Publication number
CN220101602U
CN220101602U CN202321387080.1U CN202321387080U CN220101602U CN 220101602 U CN220101602 U CN 220101602U CN 202321387080 U CN202321387080 U CN 202321387080U CN 220101602 U CN220101602 U CN 220101602U
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CN
China
Prior art keywords
impeller
transmission shaft
motor
water pump
vertical water
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Active
Application number
CN202321387080.1U
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Chinese (zh)
Inventor
乔凯杰
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Zhejiang Ouwo Pump Industry Manufacturing Co ltd
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Zhejiang Ouwo Pump Industry Manufacturing Co ltd
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Application filed by Zhejiang Ouwo Pump Industry Manufacturing Co ltd filed Critical Zhejiang Ouwo Pump Industry Manufacturing Co ltd
Priority to CN202321387080.1U priority Critical patent/CN220101602U/en
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Publication of CN220101602U publication Critical patent/CN220101602U/en
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Abstract

The utility model provides a vertical water pump, which belongs to the technical field of pumps and comprises a pump body, a pump cover connected with the pump body, and a motor arranged above the pump cover, wherein the motor comprises an output shaft, a transmission shaft and an impeller, one end of the transmission shaft is provided with a plug hole for the insertion of the output shaft, the side wall of the plug hole is vertically provided with a plurality of first fixing holes, the output shaft is provided with a second fixing hole, the first fixing holes are connected with fasteners arranged in the second fixing holes, and a detachable connecting structure is arranged between the other end of the transmission shaft and the impeller; according to the utility model, a split shaft structure is adopted, the output shaft of the motor is connected with the impeller through the transmission shaft, and meanwhile, the output shaft is inserted into the transmission shaft, so that the protection effect can be achieved, the influence of environmental factors on the motor is reduced, the service life of the motor is prolonged, and the transmission shaft, the output shaft and the impeller are detachably connected, so that the assembly and the disassembly are convenient, and the motor maintenance and the repair are facilitated.

Description

Vertical water pump
Technical Field
The utility model relates to the technical field of pumps, in particular to a vertical water pump.
Background
A water pump is a machine that delivers or pressurizes a liquid. It transmits mechanical energy or other external energy of prime mover to liquid to increase energy of liquid, and is mainly used for conveying liquid including water, oil, acid-alkali liquor, emulsion, suspension emulsion and liquid metal. Technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; according to different working principles, the water pump can be divided into a volumetric water pump, a vane pump and the like. The displacement pump uses the change of the volume of the working chamber to transfer energy; the vane pump is a type of centrifugal pump, axial flow pump, mixed flow pump, etc. that uses the interaction of rotary vanes with water to transfer energy.
In the prior art, as disclosed in the patent with publication number CN 210686319U, a vertical single-stage centrifugal water pump is disclosed, which comprises a motor, the motor is vertically placed, the lower part of the motor is connected with a pump cover, the rotating shaft of the motor is connected with an impeller, the impeller is fixed by an impeller nut below the impeller, the rotating shaft of the motor in the structure is directly fixed with the impeller, if the motor is in failure, the whole pump needs to be disassembled, and the maintenance and repair cost is improved.
Disclosure of Invention
The utility model aims to overcome the defects and the shortcomings of the prior art and provide a vertical water pump which is convenient to repair and maintain.
The technical scheme adopted by the utility model is as follows: the utility model provides a vertical water pump, including the pump body, with pump body coupling's pump cover and set up in the motor of pump cover top, the motor is including the output shaft, and it is still including transmission shaft and impeller, transmission shaft one end is provided with the spliced eye that supplies output shaft male, the spliced eye lateral wall is vertical to be provided with a plurality of first fixed orificess, be provided with the second fixed orifices on the output shaft, be provided with the fastener in first fixed orifices and the second fixed orifices and be connected, be provided with between the transmission shaft other end and the impeller and dismantle connection structure.
The detachable connecting structure comprises a connecting rod part arranged at one end of a transmission shaft, and a connecting groove arranged on an impeller and matched with the connecting rod part, wherein an internal thread hole is formed in the bottom of the connecting rod part, a through hole coaxially arranged with the internal thread hole is formed in the bottom wall of the connecting groove, the connecting rod part is inserted into the connecting groove and fixed through a bolt, and the impeller and the transmission shaft synchronously rotate.
The impeller is a wide-runner closed impeller and comprises an impeller cover, an impeller base, a main shaft part coaxial with the connecting shaft part and curved impeller blades uniformly distributed on the main shaft part, wherein wide runners are formed among adjacent curved impeller blades, the impeller cover and the impeller base, and the number of the wide runners is the same as that of the curved impeller blades.
The pump body is including impeller chamber, advance medium passageway and play medium passageway, the impeller is installed in the impeller intracavity, the pump body outer wall transversely is provided with the strengthening rib structure, advance medium passageway and play medium passageway's access port department all is provided with flange, flange's bottom is provided with the supporting legs.
The impeller comprises an impeller cavity, a medium inlet channel, an impeller base, a wear-resistant ring and a wear-resistant ring, wherein the impeller cavity is arranged between the impeller cavity and the medium inlet channel, the impeller base is arranged in the impeller cavity, and the wear-resistant ring is arranged between the impeller cavity and the medium inlet channel.
A mechanical sealing structure is arranged between the transmission shaft and the pump body, and a water blocking ring is arranged on the transmission shaft.
The pump cover comprises a main body part, a first flange part and a second flange part, wherein the first flange part and the second flange part are arranged on two sides of the main body part, the first flange part is connected with the motor, and the second flange part is connected with the pump body.
The beneficial effects of the utility model are as follows: according to the utility model, a split shaft structure is adopted, the output shaft of the motor is connected with the impeller through the transmission shaft, and meanwhile, the output shaft is inserted into the transmission shaft, so that the protection effect can be achieved, the influence of environmental factors on the motor is reduced, the service life of the motor is prolonged, and the transmission shaft, the output shaft and the impeller are detachably connected, so that the assembly and the disassembly are convenient, and the motor maintenance and the repair are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic diagram of the present utility model;
FIG. 2 is a second schematic diagram of the present utility model;
FIG. 3 is a cross-sectional view of a drive shaft, impeller, stop collar and connecting cylinder of the present utility model;
FIG. 4 is a schematic view of a drive shaft, impeller, stop collar and connecting cylinder according to the present utility model;
fig. 5 is a schematic view of an impeller in accordance with the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.
The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 5, an embodiment of the present utility model is provided:
the utility model provides a vertical water pump, including the pump body 1, with pump body 1 connection's pump cover 2 and set up in the motor 3 of pump cover 2 top, motor 3 is including the output shaft, and it is still including transmission shaft 4 and impeller 5, adopts components of a whole that can function independently axle construction, is connected the output shaft and the impeller 5 of motor through transmission shaft 4, transmission shaft 4 one end is provided with and supplies output shaft male spliced eye 41, can play the guard action, reduces the influence of environmental factor to the motor, prolongs the life of motor, spliced eye 41 lateral wall is vertical to be provided with a plurality of first fixed orifices 42, be provided with the second fixed orifices on the output shaft, be provided with the fastener in first fixed orifices 42 and the second fixed orifices and be connected for transmission shaft 4 and output shaft synchronous rotation, wherein at least one of first fixed orifices 42 and the second fixed orifices is the screw hole, be provided with detachable connection structure between transmission shaft 4 other end and the impeller 5, transmission shaft 4 and output shaft and impeller 5 advance and all to be detachable connection, the dismouting, when the motor trouble, do benefit to the motor maintenance and change.
Specifically, as shown in fig. 3 and fig. 4, the detachable connection structure includes a connection rod portion 43 disposed at one end of the transmission shaft 4, a connection groove 51 disposed at the impeller 5 and adapted to the connection rod portion 43, an internal threaded hole is disposed at the bottom of the connection rod portion 43, a through hole 511 coaxially disposed with the internal threaded hole 44 is disposed at the bottom wall of the connection groove 51, the connection groove 51 is inserted into the connection groove 43 and fixed by a bolt, the bolt passes through the through hole 511 and is in threaded connection with the internal threaded hole 44, the impeller 5 and the transmission shaft 4 synchronously rotate, so that the impeller 5 and the transmission shaft 4 can be fixed, and meanwhile, the disassembly and the assembly are convenient, thereby facilitating the maintenance and repair of the pump. The shapes of the connecting rod 43 and the connecting groove 51 may be polygonal, such as square, hexagon, etc., so as to prevent the connecting rod 43 from rotating relative to the connecting groove 51.
The impeller 5 is a wide flow passage closed impeller, and comprises an impeller cover 501, an impeller base 502, a main shaft part 503 coaxial with the connecting shaft part 52 and curved impeller blades 504 uniformly distributed on the main shaft part 503, wherein a wide flow passage 505 is formed among the adjacent curved impeller blades 504, the impeller cover 501 and the impeller base 502, the specific shape of the curved impeller blades 504 can refer to a closed impeller commonly used in the field, the number of the wide flow passages 505 is the same as that of the curved impeller blades 504, and the impeller 5 has wide flow passage and large flow flux, so that the axial force of a transmission shaft and an output shaft can be reduced, and the stability of the pump in operation can be improved.
The pump body 1 is including impeller cavity 101, advance medium passageway 102 and play medium passageway 103, impeller 5 is installed in impeller cavity 101, the pump body 1 outer wall transversely is provided with strengthening rib structure 104, promotes the intensity of pump body 1, advance medium passageway 102 and play medium passageway 103's access port department all is provided with flange 105, flange 105's bottom is provided with supporting legs 106, promotes the stability of pump at the during operation.
The impeller cavity 101 is provided with a flow passage opening 107 with the medium inlet channel 102, the impeller base 502 is arranged in the flow passage opening 107, and a wear-resistant ring is arranged between the impeller cavity 101 and the medium inlet channel, so that the rotation resistance between the impeller 5 and the pump body 1 is reduced, the abrasion between the impeller cavity and the medium inlet channel is reduced, and the service life of the pump is prolonged.
The mechanical sealing structure is arranged between the transmission shaft 4 and the pump body 1, and the water blocking ring 8 is arranged on the transmission shaft 4, so that the medium is prevented from affecting the normal operation of the motor 3 upwards.
The pump cover 2 comprises a main body 21, and a first flange 22 and a second flange 23 which are arranged on two sides of the main body 21, wherein the first flange 22 is connected with the motor 3, and the second flange 23 is connected with the pump body 1, wherein the first flange 22 can be provided with various specifications and is adapted to motors of different types.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims (7)

1. The utility model provides a vertical water pump, including pump body (1), pump cover (2) and motor (3) of setting in pump cover (2) top of being connected with pump body (1), motor (3) are including the output shaft, its characterized in that, still including transmission shaft (4) and impeller (5), transmission shaft (4) one end is provided with and supplies output shaft male spliced eye (41), spliced eye (41) lateral wall is vertical to be provided with a plurality of first fixed orificess (42), be provided with the second fixed orifices on the output shaft, be provided with the fastener in first fixed orificess (42) and the second fixed orifices and be connected, be provided with detachable connection structure between transmission shaft (4) other end and impeller (5).
2. The vertical water pump according to claim 1, wherein the detachable connection structure comprises a connection rod portion (43) arranged at one end of the transmission shaft (4), a connection groove (51) arranged on the impeller (5) and matched with the connection rod portion (43), an internal threaded hole (44) is formed in the bottom of the connection rod portion (43), a through hole (511) coaxially arranged with the internal threaded hole (44) is formed in the bottom wall of the connection groove (51), the connection rod portion (43) is inserted into the connection groove (51) and fixed through a bolt, and the impeller (5) and the transmission shaft (4) synchronously rotate.
3. The vertical water pump according to claim 1, wherein the impeller (5) is a wide flow passage closed impeller, and comprises an impeller cover (501), an impeller base (502), a main shaft part (503) coaxial with the connecting shaft part (52) and curved impeller blades (504) uniformly distributed on the main shaft part (503), and the number of the wide flow passages (505) is the same as the number of the curved impeller blades (504) formed between the adjacent curved impeller blades (504), the impeller cover (501) and the impeller base (502).
4. A vertical water pump according to claim 3, wherein the pump body (1) comprises an impeller cavity (101), a medium inlet channel (102) and a medium outlet channel (103), the impeller (5) is installed in the impeller cavity (101), a reinforcing rib structure (104) is transversely arranged on the outer wall of the pump body (1), connecting flanges (105) are arranged at channel openings of the medium inlet channel (102) and the medium outlet channel (103), and supporting feet (106) are arranged at the bottoms of the connecting flanges (105).
5. The vertical water pump according to claim 4, wherein a runner port (107) is provided between the impeller chamber (101) and the medium inlet channel (102), the impeller base (502) is provided in the runner port (107), and a wear ring is provided therebetween.
6. A vertical water pump according to claim 1, characterized in that a mechanical seal structure is arranged between the transmission shaft (4) and the pump body (1), and a water blocking ring (8) is arranged on the transmission shaft (4).
7. The vertical water pump according to claim 1, wherein the pump cover (2) comprises a main body (21), and a first flange (22) and a second flange (23) which are arranged on two sides of the main body (21), the first flange (22) is connected with the motor (3), and the second flange (23) is connected with the pump body (1).
CN202321387080.1U 2023-06-01 2023-06-01 Vertical water pump Active CN220101602U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321387080.1U CN220101602U (en) 2023-06-01 2023-06-01 Vertical water pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321387080.1U CN220101602U (en) 2023-06-01 2023-06-01 Vertical water pump

Publications (1)

Publication Number Publication Date
CN220101602U true CN220101602U (en) 2023-11-28

Family

ID=88872901

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321387080.1U Active CN220101602U (en) 2023-06-01 2023-06-01 Vertical water pump

Country Status (1)

Country Link
CN (1) CN220101602U (en)

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